Abstract: The Liaoning Province southeast area is vast in territory, the natural environment is superior, good communications. However, as in recent years human engineering and the worsening economic activities, natural environment has been seriously damaged, has serious geological disaster situation, people's lives and property and to the economic construction and greatly harm huge losses. This paper focus on geological disasters in a disaster, the progressive layers, interrelated, a multi-level system of geological disasters in disaster assessment. Through geological hazards assessment, a comprehensive understanding of geological disasters in the disaster area of planning for the development of regional disaster reduction, disaster prevention works as well as the deployment of regional land improvement and development resources provide the basic data.